import Vue from 'vue'
import Router from 'vue-router'

Vue.use(Router)

/* Layout */
import Layout from '@/layout'

/**
 * Note: sub-menu only appear when route children.length >= 1
 * Detail see: https://panjiachen.github.io/vue-element-admin-site/guide/essentials/router-and-nav.html
 *
 * hidden: true                   if set true, item will not show in the sidebar(default is false)
 * alwaysShow: true               if set true, will always show the root menu
 *                                if not set alwaysShow, when item has more than one children route,
 *                                it will becomes nested mode, otherwise not show the root menu
 * redirect: noRedirect           if set noRedirect will no redirect in the breadcrumb
 * name:'router-name'             the name is used by <keep-alive> (must set!!!)
 * meta : {
    roles: ['admin','editor']    control the page roles (you can set multiple roles)
    title: 'title'               the name show in sidebar and breadcrumb (recommend set)
    icon: 'svg-name'/'el-icon-x' the icon show in the sidebar
    breadcrumb: false            if set false, the item will hidden in breadcrumb(default is true)
    activeMenu: '/example/list'  if set path, the sidebar will highlight the path you set
  }
 */

/**
 * constantRoutes
 * a base page that does not have permission requirements
 * all roles can be accessed
 */
export const constantRoutes = [
  {
    path: '/login',
    component: () => import('@/views/login/index'),
  },
  {
    path: '/register',
    component: () => import('@/views/register/index'),
  },
  {
    path: '/404',
    component: () => import('@/views/404'),
    hidden: true
  },

  {
    path: '/',
    component: Layout,
    redirect: '/dashboard',
    children: [{
      path: 'dashboard',
      name: 'Dashboard',
      component: () => import('@/views/dashboard/index'),
      meta: { title: '首页', icon: 'dashboard',affix:true }
    }]
  },

  {
    path: '/sys',
    component: Layout,
    redirect: '/sys/user',
    name: 'sys',
    meta: { title: '系统管理', icon: 'sys' },
    children: [
      {
        path: '/user',
        name: 'user',
        component: () => import('@/views/sys/User'),
        meta: { title: '用户管理', icon: 'table' }
      },
      {
        path: '/role',
        name: 'role',
        component: () => import('@/views/sys/Role'),
        meta: { title: '角色管理', icon: 'tree' }
      }
    ]
  },

  {
    path: '/question',
    component: Layout,
    redirect: '/question/questionManage',
    name: 'question',
    meta: { title: '题库管理', icon: 'el-icon-edit-outline' },
    children: [
      {
        path: 'questionManage',
        name: 'questionManage',
        component: () => import('@/views/question/Question'),
        meta: { title: '题目管理', icon: 'form' }
      },
      {
        path: 'categoryManage',
        name: 'categoryManage',
        component: () => import('@/views/question/Category'),
        meta: { title: '分类管理', icon: 'tree' }
      },
      {
        path: 'practiceQuestion',
        name: 'practiceQuestion',
        component: () => import('@/views/question/Practice'),
        meta: { title: '题目练习', icon: 'el-icon-edit' }
      },
      {
        path: 'myFavorites',
        name: 'myFavorites',
        component: () => import('@/views/question/Favorites'),
        meta: { title: '我的收藏', icon: 'el-icon-star-on' }
      },
      {
        path: 'practiceHistory',
        name: 'practiceHistory',
        component: () => import('@/views/question/History'),
        meta: { title: '练习记录', icon: 'el-icon-time' }
      }
    ]
  },

  {
    path: '/paper',
    component: Layout,
    redirect: '/paper/list',
    name: 'paper',
    meta: { title: '试卷管理', icon: 'el-icon-document' },
    children: [
      {
        path: 'list',
        name: 'paperList',
        component: () => import('@/views/paper/PaperList'),
        meta: { title: '试卷列表', icon: 'table' }
      },
      {
        path: 'compose',
        name: 'paperCompose',
        component: () => import('@/views/paper/PaperCompose'),
        meta: { title: '组卷管理', icon: 'el-icon-plus' },
        hidden: true
      },
      {
        path: 'detail/:id',
        name: 'paperDetail',
        component: () => import('@/views/paper/PaperDetail'),
        meta: { title: '试卷详情', icon: 'el-icon-view' },
        hidden: true
      }
    ]
  },

  {
    path: '/test',
    component: Layout,
    redirect: '/test/test01',
    name: 'test',
    meta: { title: '测试管理', icon: 'el-icon-s-help' },
    children: [
      {
        path: 'test01',
        name: 'test01',
        component: () => import('@/views/test/Test01'),
        meta: { title: '测试1', icon: 'form' }
      },
      {
        path: 'test02',
        name: 'test02',
        component: () => import('@/views/test/Test02'),
        meta: { title: '测试二', icon: 'form' }
      }
    ]
  },

  {
    path: '/profile',
    component: Layout,
    hidden: true,
    children: [
      {
        path: '',
        name: 'Profile',
        component: () => import('@/views/profile/index'),
        meta: { title: '个人信息', icon: 'user' }
      }
    ]
  },

  // 404 page must be placed at the end !!!
  { path: '*', redirect: '/404', hidden: true }
]

const createRouter = () => new Router({
   mode: 'history', // 取消请求地址的#符号
  scrollBehavior: () => ({ y: 0 }),
  routes: constantRoutes
})

const router = createRouter()

// Detail see: https://github.com/vuejs/vue-router/issues/1234#issuecomment-357941465
export function resetRouter() {
  const newRouter = createRouter()
  router.matcher = newRouter.matcher // reset router
}

export default router
